Before the internet, spies traded secrets with carefully orchestrated handovers, whispered messages and hidden 'dead drops'. You'll jump into that world for 90 minutes, evading undercover surveillance to carry out a series of missions in central London.

This is a battle of wits. You'll be head-to-head against rival spies, and your choices, your mistakes, and your moments of brilliance will have real impact. If you've ever wondered if you could make it as a real covert operative... now's your chance to find out.